A new study found that tea leaves can naturally filter lead and other toxic contaminants from water. 
一项新研究发现,茶叶可以自然地过滤水中的铅和其他有毒污染物。 

Tea has long been among the most popular beverages in the world. People drink tea in the morning with breakfast, in between meals for an afternoon caffeine hit and to relax before bed. Most research on tea has focused on the effects of caffeine, tea’s nutritional v...